gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Transmission Position Switch/Sensor, A/T > < 4L60-E/4L65-E/4L70-E - Automatic Transmission|Page 3130
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Vehicle Speed Sensor: Service and Repair

Vehicle Speed Sensor Replacement

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle   (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Remove the electrical connector from the speed sensor.

3. Remove the bolt.
4. Remove the speed sensor and the O-ring seal.
5. Inspect the seal and the transmission case. Replace the seal, if necessary.

Installation Procedure

1. Install the speed sensor and the O-ring seal into the transmission.

Caution:  Refer to Fastener Caution   (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).

2. Install the bolt and tighten to 11 Nm (97 lb in).
3. Install the electrical connector to the speed sensor.
4. Lower the vehicle.

Transmission Position Switch/Sensor, A/T > < 4L60-E/4L65-E/4L70-E - Automatic Transmission|Page 3130